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/// <reference path="../bindings/embind.d.ts" />
/// <reference path="public_api.d.ts" />
// eslint-disable-next-line @typescript-eslint/no-unused-vars
namespace memory {
declare const Module: embind.EmbindModule;
export const nullptr = 0;
export const copy1dArray = (arr: number[] | public_api.TypedArray | null,
dest: Heaps, ptr?: number): number => {
if (!arr || !arr.length) {
return nullptr;
}
const bytesPerElement = Module[dest].BYTES_PER_ELEMENT;
ptr ||= Module._malloc(arr.length * bytesPerElement);
Module[dest].set(arr, ptr / bytesPerElement);
return ptr;
};
export const freeIfNecessary = (ptr: number, arr: any[] | public_api.TypedArray): void => {
if (arr && !(arr as any)._ck) {
Module._free(ptr);
}
};
// Recommended over enums by Effective Typescript pg 197.
export type Heaps = 'HEAPF32' | 'HEAPU8' | 'HEAPU16' | 'HEAPU32' | 'HEAP8' | 'HEAP16' | 'HEAP32';
}